configelementcollection.cs

自己做的一个浏览器~~大家请看看~如果合意给个彩头

using System;
using System.Collections.Generic;
using System.Text;
using System.Configuration;

namespace APLib.Common.Configuration
{
	/// <summary>
	/// 配置节集合类
	/// </summary>
	public class ConfigElementCollection : ConfigurationElementCollection
	{
		/// <summary>
		/// 配置节集合类型,AddRemoveClearMap
		/// </summary>
		public override ConfigurationElementCollectionType CollectionType
		{
			get
			{
				return ConfigurationElementCollectionType.AddRemoveClearMap;
			}
		}
		/// <summary>
		/// 获取子配置节键值
		/// </summary>
		/// <param name="element">子配置节</param>
		/// <returns>子配置节的键值</returns>
		protected override object GetElementKey(ConfigurationElement element)
		{
			return (element as ConfigElement).Name;
		}
		/// <summary>
		/// 创建配置节
		/// </summary>
		/// <returns>新创建的配置节</returns>
		protected override ConfigurationElement  CreateNewElement()
		{
			return new ConfigElement();
		}
		/// <summary>
		/// 创建配置节
		/// </summary>
		/// <param name="elementName">配置节键值</param>
		/// <returns>新创建的配置节</returns>
		protected override ConfigurationElement CreateNewElement(string elementName)
		{
			return new ConfigElement(elementName);
		}
		/// <summary>
		/// 重载IsReadOnly,写操作允许
		/// </summary>
		/// <returns>false</returns>
		public override bool IsReadOnly()
		{
			return false;
		}
		/// <summary>
		/// 重载索引,获取子配置节
		/// </summary>
		/// <param name="index">索引号</param>
		/// <returns>子配置节</returns>
		public ConfigElement this[int index]
		{
			get
			{
				return BaseGet(index) as ConfigElement;
			}
			set
			{
				if (BaseGet(index) != null)
					BaseRemoveAt(index);
				BaseAdd(index, value);
			}
		}
		/// <summary>
		/// 重载索引,获取子配置节
		/// </summary>
		/// <param name="name">子配置节键值</param>
		/// <returns>子配置节</returns>
		public new ConfigElement this[string name]
		{
			get
			{
				return BaseGet(name) as ConfigElement;
			}
			set
			{
				if (BaseGet(name) != null)
					BaseRemove(name);
				BaseAdd(value);
			}
		}
		/// <summary>
		/// 添加子配置节
		/// </summary>
		/// <param name="name">新子配置节键值</param>
		/// <param name="value">新子配置节配置值</param>
		public virtual void Add(string name, string value)
		{
			ConfigElement element = (ConfigElement)CreateNewElement(name);
			this[name] = element;
			element.Value = value;
		}
	}
}